Starting from 2016, the sales and production volume of lead extruders by Ito-Sin rank the 1st in the world.

Over the years we have worked our reputation up to all over the world. Our faithful clients spread out both China domestically and almost every continent on the planet. Including but not limited to America, Germany, Spain, Japan, Korea, UAE, Iran, India, Pakistan,

Brazil, Chili, Mexico, and South Africa, etc.

The only secret to secure our growth is the high-standard quality of our products, and competitive price which comes with good post-sales service.

Ito-Sin's quality management system ISO 9001 is certified by Davis and acknowledged by United Kingdom Accreditation Service.

Beside, Ito-Sin engineers have been working on newer and better technology non-stop. Now we own 32 patents, including 3 inventions world-wide certified.